WWW.RTSAK.COM - cs50.seas.harvard.edu

Search for IP or hostnames:

cs50.seas.harvard.edu checked at 2025-09-21T03:00:50.252Z 350ms 104/104/104 100% R:18

`cs50.seas.harvard.edu`

NS	`a1-171.akam.net`
		A	2600:1401:2::ab ^{🇺🇸 Akamai}
			PTR	`a1-171.akam.net`
			PTR	`ns1-171.akam.net`
		A	193.108.91.171^{🇳🇱 Akamai}
			PTR	`a1-171.akam.net`
			PTR	`ns1-171.akam.net`
NS	`a10-66.akam.net`
		A	2600:1480:d000::42 ^{🇺🇸 Akamai}
			PTR	`a10-66.akam.net`
		A	96.7.50.66^{🇺🇸 Akamai}
			PTR	`a10-66.akam.net`
NS	`a11-67.akam.net`
		A	2600:1480:1::43 ^{🇺🇸 Akamai}
			PTR	`a11-67.akam.net`
			PTR	`ns4-67.akam.net`
		A	84.53.139.67^{🇳🇱 Akamai}
			PTR	`a11-67.akam.net`
			PTR	`ns4-67.akam.net`
NS	`a16-64.akam.net`
		A	2600:1406:1b::40 ^{🇺🇸 Akamai}
			PTR	`a16-64.akam.net`
		A	23.211.132.64^{🇺🇸 Akamai}
			PTR	`a16-64.akam.net`
NS	`a6-66.akam.net`
		A	2600:1401:1::42 ^{🇺🇸 Akamai}
			PTR	`a6-66.akam.net`
		A	23.211.133.66^{🇺🇸 Akamai}
			PTR	`a6-66.akam.net`
NS	`a7-65.akam.net`
		A	2600:1406:32::41 ^{🇺🇸 Akamai}
			PTR	`a7-65.akam.net`
			PTR	`ns3-65.akam.net`
		A	23.61.199.65^{🇺🇸 Akamai}
			PTR	`a7-65.akam.net`
			PTR	`ns3-65.akam.net`
A	54.172.197.41^{🇺🇸 Amazon}
		PTR	`ec2-54-172-197-41.compute-1.amazonaws.com`

`seas.harvard.edu`

	MX	`mx0a-00171101.pphosted.com`
	MX	`mx0b-00171101.pphosted.com`
	NS	`a1-171.akam.net`
	NS	`a10-66.akam.net`
	NS	`a11-67.akam.net`
	NS	`a16-64.akam.net`
	NS	`a6-66.akam.net`
	NS	`a7-65.akam.net`
	A	2620:12a:8000::4 ^{🇺🇸 Fastly}
	A	2620:12a:8001::4 ^{🇺🇸 Fastly}
	A	23.185.0.4^{🇺🇸 Fastly}

Starts with same word

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cs50.co

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cs50.site

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cs50.tv

sc05.org

cs50.photos

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cs50.readthedocs.io

cs50.email

cs50.github.io

cs50.tk

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cs50.io

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cs50.ly

cs50.services

cs50.me

cs50.biz

cs50.in

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AI analysis

cs50.seas.harvard.edu points to a single IP address: 54.172.197.41.

Other host names such as shill-lang.org, iic.harvard.edu, ec2-54-172-197-41.compute-1.amazonaws.com, das.harvard.edu and hrl.harvard.edu share IP numbers with cs50.seas.harvard.edu.

cs50.seas.harvard.edu is delegated to six name servers: a1-171.akam.net, a10-66.akam.net, a11-67.akam.net, a16-64.akam.net, a6-66.akam.net and a7-65.akam.net.

At least part of the name servers for cs50.seas.harvard.edu are shared with other domains, for instance france24.com, 226.232.172.in-addr.arpa, sentekglobal.com, embramed.com.br and waf.abb.

these name servers are commonly used with the name servers a9-66.akam.net, a4-64.akam.net, a3-67.akam.net, a12-65.akam.net, a1-249.akam.net, a3-65.akam.net, a12-67.akam.net, a26-64.akam.net, a5-65.akam.net and a22-65.akam.net.

Host a1-171.akam.net points to: 2600:1401:2::ab and 193.108.91.171.

Host a10-66.akam.net points to: 2600:1480:d000::42 and 96.7.50.66.

Host a11-67.akam.net points to: 2600:1480:1::43 and 84.53.139.67.

Host a16-64.akam.net points to: 2600:1406:1b::40 and 23.211.132.64.

Host a6-66.akam.net points to: 2600:1401:1::42 and 23.211.133.66.

Host a7-65.akam.net points to: 2600:1406:32::41 and 23.61.199.65.

dbq